relstorage/relstorage/adapters/tests/test_batch.py

286 lines
9.1 KiB
Python

##############################################################################
#
# Copyright (c) 2009 Zope Foundation and Contributors.
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
##############################################################################
import unittest
class RowBatcherTests(unittest.TestCase):
def getClass(self):
from relstorage.adapters.batch import RowBatcher
return RowBatcher
def test_delete_defer(self):
cursor = MockCursor()
batcher = self.getClass()(cursor)
batcher.delete_from("mytable", id=2)
self.assertEqual(cursor.executed, [])
self.assertEqual(batcher.rows_added, 1)
self.assertEqual(batcher.size_added, 0)
self.assertEqual(batcher.deletes,
{('mytable', ('id',)): set([("2",)])})
def test_delete_multiple_column(self):
cursor = MockCursor()
batcher = self.getClass()(cursor)
batcher.delete_from("mytable", id=2, tid=10)
self.assertEqual(cursor.executed, [])
self.assertEqual(batcher.rows_added, 1)
self.assertEqual(batcher.size_added, 0)
self.assertEqual(batcher.deletes,
{('mytable', ('id', 'tid')): set([("2", "10")])})
def test_delete_auto_flush(self):
cursor = MockCursor()
batcher = self.getClass()(cursor)
batcher.row_limit = 2
batcher.delete_from("mytable", id=2)
batcher.delete_from("mytable", id=1)
self.assertEqual(cursor.executed,
[('DELETE FROM mytable WHERE id IN (1,2)', None)])
self.assertEqual(batcher.rows_added, 0)
self.assertEqual(batcher.size_added, 0)
self.assertEqual(batcher.deletes, {})
def test_insert_defer(self):
cursor = MockCursor()
batcher = self.getClass()(cursor)
batcher.insert_into(
"mytable (id, name)",
"%s, id || %s",
(1, 'a'),
rowkey=1,
size=3,
)
self.assertEqual(cursor.executed, [])
self.assertEqual(batcher.rows_added, 1)
self.assertEqual(batcher.size_added, 3)
self.assertEqual(batcher.inserts, {
('INSERT', 'mytable (id, name)', '%s, id || %s'): {1: (1, 'a')}
})
def test_insert_replace(self):
cursor = MockCursor()
batcher = self.getClass()(cursor)
batcher.insert_into(
"mytable (id, name)",
"%s, id || %s",
(1, 'a'),
rowkey=1,
size=3,
command='REPLACE',
)
self.assertEqual(cursor.executed, [])
self.assertEqual(batcher.rows_added, 1)
self.assertEqual(batcher.size_added, 3)
self.assertEqual(batcher.inserts, {
('REPLACE', 'mytable (id, name)', '%s, id || %s'): {1: (1, 'a')}
})
def test_insert_duplicate(self):
# A second insert on the same rowkey replaces the first insert.
cursor = MockCursor()
batcher = self.getClass()(cursor)
batcher.insert_into(
"mytable (id, name)",
"%s, id || %s",
(1, 'a'),
rowkey=1,
size=3,
)
batcher.insert_into(
"mytable (id, name)",
"%s, id || %s",
(1, 'b'),
rowkey=1,
size=3,
)
self.assertEqual(cursor.executed, [])
self.assertEqual(batcher.rows_added, 2)
self.assertEqual(batcher.size_added, 6)
self.assertEqual(batcher.inserts, {
('INSERT', 'mytable (id, name)', '%s, id || %s'): {1: (1, 'b')}
})
def test_insert_auto_flush(self):
cursor = MockCursor()
batcher = self.getClass()(cursor)
batcher.size_limit = 10
batcher.insert_into(
"mytable (id, name)",
"%s, id || %s",
(1, 'a'),
rowkey=1,
size=5,
)
batcher.insert_into(
"mytable (id, name)",
"%s, id || %s",
(2, 'B'),
rowkey=2,
size=5,
)
self.assertEqual(
cursor.executed,
[(
'INSERT INTO mytable (id, name) VALUES\n'
'(%s, id || %s),\n'
'(%s, id || %s)',
(1, 'a', 2, 'B'))
])
self.assertEqual(batcher.rows_added, 0)
self.assertEqual(batcher.size_added, 0)
self.assertEqual(batcher.inserts, {})
def test_flush(self):
cursor = MockCursor()
batcher = self.getClass()(cursor)
batcher.delete_from("mytable", id=1)
batcher.insert_into(
"mytable (id, name)",
"%s, id || %s",
(1, 'a'),
rowkey=1,
size=5,
)
batcher.flush()
self.assertEqual(cursor.executed, [
('DELETE FROM mytable WHERE id IN (1)', None),
('INSERT INTO mytable (id, name) VALUES\n(%s, id || %s)',
(1, 'a')),
])
class OracleRowBatcherTests(unittest.TestCase):
def getClass(self):
from relstorage.adapters.oracle.batch import OracleRowBatcher
return OracleRowBatcher
def test_insert_one_row(self):
cursor = MockCursor()
batcher = self.getClass()(cursor, {})
batcher.insert_into(
"mytable (id, name)",
"%s, id || %s",
(1, 'a'),
rowkey=1,
size=3,
)
self.assertEqual(cursor.executed, [])
batcher.flush()
self.assertEqual(cursor.executed, [
('INSERT INTO mytable (id, name) VALUES (%s, id || %s)', (1, 'a')),
])
def test_insert_two_rows(self):
cursor = MockCursor()
batcher = self.getClass()(cursor, {})
batcher.insert_into(
"mytable (id, name)",
":id, :id || :name",
{'id': 1, 'name': 'a'},
rowkey=1,
size=3,
)
batcher.insert_into(
"mytable (id, name)",
":id, :id || :name",
{'id': 2, 'name': 'b'},
rowkey=2,
size=3,
)
self.assertEqual(cursor.executed, [])
batcher.flush()
self.assertEqual(
cursor.executed,
[(
'INSERT ALL\n'
'INTO mytable (id, name) VALUES (:id_0, :id_0 || :name_0)\n'
'INTO mytable (id, name) VALUES (:id_1, :id_1 || :name_1)\n'
'SELECT * FROM DUAL',
{'id_0': 1, 'id_1': 2, 'name_1': 'b', 'name_0': 'a'})
])
def test_insert_one_raw_row(self):
class MockRawType(object):
pass
cursor = MockCursor()
batcher = self.getClass()(cursor, {'rawdata': MockRawType})
batcher.insert_into(
"mytable (id, data)",
":id, :rawdata",
{'id': 1, 'rawdata': 'xyz'},
rowkey=1,
size=3,
)
batcher.flush()
self.assertEqual(cursor.executed, [
('INSERT INTO mytable (id, data) VALUES (:id, :rawdata)',
{'id': 1, 'rawdata': 'xyz'})
])
self.assertEqual(cursor.inputsizes, {'rawdata': MockRawType})
def test_insert_two_raw_rows(self):
class MockRawType(object):
pass
cursor = MockCursor()
batcher = self.getClass()(cursor, {'rawdata': MockRawType})
batcher.insert_into(
"mytable (id, data)",
":id, :rawdata",
{'id': 1, 'rawdata': 'xyz'},
rowkey=1,
size=3,
)
batcher.insert_into(
"mytable (id, data)",
":id, :rawdata",
{'id': 2, 'rawdata': 'abc'},
rowkey=2,
size=3,
)
batcher.flush()
self.assertEqual(
cursor.executed,
[(
'INSERT ALL\n'
'INTO mytable (id, data) VALUES (:id_0, :rawdata_0)\n'
'INTO mytable (id, data) VALUES (:id_1, :rawdata_1)\n'
'SELECT * FROM DUAL',
{'id_0': 1, 'id_1': 2, 'rawdata_0': 'xyz', 'rawdata_1': 'abc'})
])
self.assertEqual(cursor.inputsizes, {
'rawdata_0': MockRawType,
'rawdata_1': MockRawType,
})
class MockCursor(object):
def __init__(self):
self.executed = []
self.inputsizes = {}
def setinputsizes(self, **kw):
self.inputsizes.update(kw)
def execute(self, stmt, params=None):
self.executed.append((stmt, params))
def test_suite():
suite = unittest.TestSuite()
suite.addTest(unittest.makeSuite(RowBatcherTests))
suite.addTest(unittest.makeSuite(OracleRowBatcherTests))
return suite
if __name__ == '__main__':
unittest.main(defaultTest='test_suite')